G. Tamayo

Study of the etiology of deafness in an institutionalized population in Colombia.

J. Frías, J. Bernal, M. Tamayo, 1992, American journal of medical genetics.

Usher syndrome: results of a screening program in Colombia

J. Frías, Juan C. Silva, J. Bernal, 1991, Clinical genetics.

Deafness on the island of Providencia - Colombia: different etiology, different genetic counseling.

M. Lattig, S. Plaza, J. Bernal, 2008, Genetic counseling.

Neuroradiology and clinical aspects of Usher syndrome

J. Frías, S. Plaza, J. Bernal, 1996, Clinical genetics.